Ptak W - Search Results

1

Serotonin initiation of delayed-type hypersensitivity: mediation by a primitive Thy-1+ antigen-specific clone or by specific monoclonal IgE antibody.

Askenase PW, Herzog WR, Millet I, Paliwal V, Ramabhadran R, Rochester C, Geba GP, Ptak W. Askenase PW, et al. Among authors: ptak w. Skin Pharmacol. 1991;4 Suppl 1:25-42. doi: 10.1159/000210981. Skin Pharmacol. 1991. PMID: 1684905 Review.

2

A role for platelet release of serotonin in the initiation of contact sensitivity.

Askenase PW, Geba GP, Levin J, Ratzlaff RE, Anderson GM, Ushio H, Ptak W, Matsuda H. Askenase PW, et al. Among authors: ptak w. Int Arch Allergy Immunol. 1995 May-Jun;107(1-3):145-7. doi: 10.1159/000236958. Int Arch Allergy Immunol. 1995. PMID: 7613122 Review.

3

Delayed-type hypersensitivity in mast cell-deficient mice: dependence on platelets for expression of contact sensitivity.

Geba GP, Ptak W, Anderson GM, Paliwal V, Ratzlaff RE, Levin J, Askenase PW. Geba GP, et al. Among authors: ptak w. J Immunol. 1996 Jul 15;157(2):557-65. J Immunol. 1996. PMID: 8752902

4

Suppression and contrasuppression in athymic nude mice: nude mice produce the antigen-specific component of a T suppressor factor that inhibits the late 24-hr phase of DTH but do not generate suppression nor contrasuppression of the early initiating phase of DTH.

Herzog WR, Ptak W, Askenase PW. Herzog WR, et al. Among authors: ptak w. Cell Immunol. 1990 Apr 15;127(1):130-45. doi: 10.1016/0008-8749(90)90120-g. Cell Immunol. 1990. PMID: 1690606 Free article.

5

Delayed-type hypersensitivity initiation by early-acting cells that are antigen mismatched or MHC incompatible with late-acting, delayed-type hypersensitivity effector T cells.

Ptak W, Herzog WR, Askenase PW. Ptak W, et al. J Immunol. 1991 Jan 15;146(2):469-75. J Immunol. 1991. PMID: 1987274

6

Initiation of delayed-type hypersensitivity by low doses of monoclonal IgE antibody. Mediation by serotonin and inhibition by histamine.

Ptak W, Geba GP, Askenase PW. Ptak W, et al. J Immunol. 1991 Jun 1;146(11):3929-36. J Immunol. 1991. PMID: 2033262

7

Nude mice produce a T cell-derived antigen-binding factor that mediates the early component of delayed-type hypersensitivity.

Herzog WR, Meade R, Pettinicchi A, Ptak W, Askenase PW. Herzog WR, et al. Among authors: ptak w. J Immunol. 1989 Mar 15;142(6):1803-12. J Immunol. 1989. PMID: 2466077

8

The DTH-initiating Thy-1+ cell is double-negative (CD4-, CD8-) and CD3-, and expresses IL-3 receptors, but no IL-2 receptors.

Herzog WR, Ferreri NR, Ptak W, Askenase PW. Herzog WR, et al. Among authors: ptak w. J Immunol. 1989 Nov 15;143(10):3125-33. J Immunol. 1989. PMID: 2478617

9

Transfer of an antigen-specific immediate hypersensitivity-like reaction with an antigen-binding factor produced by T cells.

Ptak W, Askenase PW, Rosenstein RW, Gershon RK. Ptak W, et al. Proc Natl Acad Sci U S A. 1982 Mar;79(6):1969-73. doi: 10.1073/pnas.79.6.1969. Proc Natl Acad Sci U S A. 1982. PMID: 6979044 Free PMC article.

10

Monoclonal, antigen-specific, T cell contrasuppressor factor expresses determinants of TCR alpha-chain (not necessarily TCR beta-chain), having a molecular mass of about 40 kDa.

Paliwal V, Friedman AM, Ptak W, Askenase PW. Paliwal V, et al. Among authors: ptak w. J Immunol. 1994 Mar 15;152(6):2811-20. J Immunol. 1994. PMID: 7511628

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